28805412

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{419}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 71547840

約数和(自身を除く): 42742428

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 337, 419, 674, 838, 1011, 1257, 1348, 1676, 2022, 2514, 4044, 5028, 5729, 7123, 11458, 14246, 17187, 21369, 22916, 28492, 34374, 42738, 68748, 85476, 141203, 282406, 423609, 564812, 847218, 1694436, 2400451, 4800902, 7201353, 9601804, 14402706, 28805412]

約数ペア:

[(1, 28805412), (2, 14402706), (3, 9601804), (4, 7201353), (6, 4800902), (12, 2400451), (17, 1694436), (34, 847218), (51, 564812), (68, 423609), (102, 282406), (204, 141203), (337, 85476), (419, 68748), (674, 42738), (838, 34374), (1011, 28492), (1257, 22916), (1348, 21369), (1676, 17187), (2022, 14246), (2514, 11458), (4044, 7123), (5028, 5729)]